Public bug reported: For the HP Elitebook 755 (SKU "J0X38AW#ABD" with BIOS Version "M84 Ver. 01.01") I found the following kernel parameters were needed to make the wireless controller and brightness control work properly:
"acpi_osi=!Windows 2013" "acpi_osi=!Windows 2012" intremap=off ** Affects: broadcom-sta (Ubuntu) Importance: Undecided Status: New ** Attachment added: "output of dmidecode on working system" https://bugs.launchpad.net/bugs/1356526/+attachment/4176750/+files/dmidecode -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1356526 Title: [HP Elitebook 755] wifi and brightness on 14.04 LTS (with solution) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1356526/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs